A curious isolated cystic lesion of the membranous atrioventricular septum.
We present the case of an isolated cystic lesion of the atrioventricular component of the membranous septum of unclear aetiology, but responsible for cardiomegaly and benign disturbances of cardiac rhythm. As far as we are aware, this type of lesion has not previously been documented.
Phelps
Christina M
CM
Division of Pediatric Cardiology, Department of Pediatrics, The Children's Hospital of Denver, Aurora, Colorado, USA. phelps.christina@tchden.corg
Mengshol
Sarah
S
Ivy
David Dunbar
DD
D001145:Arrhythmias, Cardiac / Q000150:complications; D006332:Cardiomegaly; D002675:Child, Preschool; D003560:Cysts / Q000151:congenital / Q000000981:diagnostic imaging / Q000601:surgery; D003937:Diagnosis, Differential; D006338:Heart Neoplasms / Q000151:congenital / Q000000981:diagnostic imaging / Q000601:surgery; D006339:Heart Rate; D006346:Heart Septum; D006801:Humans; D008297:Male; D014463:Ultrasonography